87318511

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{523}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 112278528

約数和(自身を除く): 24960017

約数列:

[1, 7, 17, 23, 61, 119, 161, 391, 427, 523, 1037, 1403, 2737, 3661, 7259, 8891, 9821, 12029, 23851, 31903, 62237, 84203, 166957, 204493, 223321, 542351, 733769, 1431451, 3796457, 5136383, 12474073, 87318511]

約数ペア:

[(1, 87318511), (7, 12474073), (17, 5136383), (23, 3796457), (61, 1431451), (119, 733769), (161, 542351), (391, 223321), (427, 204493), (523, 166957), (1037, 84203), (1403, 62237), (2737, 31903), (3661, 23851), (7259, 12029), (8891, 9821)]